北京市2009年手足口病流行情况分析

Hand foot and mouth disease in Beijing,2009

目的通过对2009年北京市手足口病流行病学和病原学特征的分析,为手足口病的防控工作提供依据。方法对北京市2009年手足口病疫情监测数据进行流行病学分析。运用SPSS16.0统计软件,率的比较采用χ^2检验,P〈0.05为差异有统计学意义。结果北京市2009年共报告手足口病例24 483例,死亡4例,发病率为144.44/10万,病死率0.02%。手足口病发病地区分布广泛,四季均可发病,以春夏季多见,5-7月为发病高峰季节,以托幼机构和散居儿童发病较多,发病率最高年龄段为1-5岁,占83.78%,男性多于女性。病原学监测结果肠道病毒71型阳性率34.8%,柯萨奇病毒A组16型阳性率为52.6%。结论北京市手足口病的发生有明显年龄、性别、季节差异,EV71是近年来引起儿童手足口病的主要病原体,但2009年肠道病毒71型的比例有所下降,柯萨奇病毒A组16型的比例有所上升。

Objective To analysis the incidences of hand foot and mouth disease（HFMD） in Beijing,2009.Methods The epidemiological characteristics of HFMD cases were analyzed according to the data of epidemic situation monitoring network of Beijing CDC.Results There were 24 483 reported HFMD cases and 4 mortality cases in Beijing in 2009.The incidence rate was 144.44/105 person-years and the mortality rate was 0.02%.The distribution of HFMD was widespread.HFMD could happen in all four seasons.However,most cases occurred in spring and summer.Children aged 1-5 years old were high risk group,which contributed to 83.78% of cases.Conclusion HFMD was a serious challenge to children＇s health and additional prevention measures should be taken as soon as possible.